input - How do I hide a parent if div does not contain content? -


i have script matches user input filter , hide parents divs containing content.

i want use same script hide parent not contain inputed content.

i tried using :not no luck there... can't find ":notcontains"

what's correct syntax this?

this have...

html-

<div id='filter_a'> <span class='tags'>john john s john johns</span> </div>  <div id='filter_a'> <span class='tags'>bob bob bobi bobi</span> </div>  <div id='filter_a'> <span class='tags'>julie b julie julieb</span> </div>

script-

    $("#b_submit").click(function() {      var filter_text = $('input:text').val();      $('.tags:contains('+filter_text+')').parent().fadeout('slow');

ex: if user inputs "john", parents of bob , julie fadeout.

in sense, i'm looking proper version of: 

$('.tags:doesnotcontain('+filter_text+')').parent().fadeout('slow');


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